Don't listen to these other comments. Check it out then decide for yourself.
Here's a quick rundown of what this story is about:
Guy who used to be gloomy nerd becomes hot and friendly
Scary girl from middle school knows he used to be gloomy and nerdy
Guy's scared she'll tell them his past
Girl threatens him to release the pic if they don't become friends
He accepted, girl turns out to want to really want to be friends with him in the first place or maybe even more?
Find out in the next episode of dragonball z